#include <cstdio>
#include "rclcpp/rclcpp.hpp"

int main(int argc, char ** argv)
{
rclcpp::init(argc, argv);
auto node = rclcpp::Node::make_shared("helloworld_node");
RCLCPP_INFO(node->get_logger(), "hello,world");
rclcpp::shutdown();
return 0;
}
